15 (2 points) When depreciation is computed for partial periods under a decreasing charge depreciation method, it is necessary to Question 15 options: use a salvage value equal to the first year's partial depreciation charge. use the straight-line method for the year in which the asset is sold or otherwise disposed of. determine depreciation expense for the full year and then prorate the expense between the two periods involved. charge a full year's depreciation to the year of acquisition